RADAR is a price search engine. We link to the original listing — we never sell direct. Transactions happen on the source site.
The timing is decent here: the SA-155 is a late-era compact budget amp/tuner piece, so it’s not a collector’s heavyweight, but it has enough charm and flexibility to still be useful if you want a simple, small-system box. At US$33, it lands just above your database median of US$20 and below the US$32 75th percentile? actually slightly over it, so this is a touch ambitious, not outrageous, and I’d want it to be clean and working solidly to justify the premium.
What makes it worth a look is the format: small footprint, straightforward inputs, and a low-power presentation that can suit a desktop, bedroom, or nearfield setup. Buyers tend to like these for simple vintage convenience more than brute force, so the upside is in ease of use and character, not headroom. At this price, I’d mainly confirm that both channels are clean, controls aren’t scratchy, and all inputs function; if it’s been well cared for and tested, it’s a reasonable buy, but not a standout bargain.
Independent perspective — not a price guarantee. Always verify condition, accessories and provenance before purchase.
RCA traces its origins to 1919, when the Radio Corporation of America emerged from a U.S. government-backed reorganization of the Marconi Wireless Telegraph Company of America, prioritizing national security in radio technology. Born in the United States amid post-World War I innovation, the company lacked a single notable founder but was propelled by visionaries like David Sarnoff, who foresaw radio's mass-market potential. Its heritage spans a century of pioneering milestones, from acquiring the Victor Talking Machine Company in 1929—bringing the iconic "His Master's Voice" Nipper dog trademark—to launching early television at the 1939 New York World's Fair and shaping Nashville's recording scene through RCA Studios.
Historically a titan in consumer electronics, RCA focused on radios, phonographs like the famed Victrola, records, and later innovations such as eight-track tapes and magnetic recording. Today, under VOXX International, the brand emphasizes accessible audio-video accessories, including speakers, turntables, headphones, and portable systems, rather than specialized hi-fi components like amplifiers, DACs, or high-end cables.
RCA holds a venerable position as a vintage icon and entry-level mainstay, evoking mid-20th-century American living rooms rather than high-end audiophile pursuits. Its reputation rests on reliable, value-driven performance for everyday listeners, appealing to nostalgia seekers and budget-conscious buyers over niche boutique or collector-grade exclusivity.
See all RCA listings on RADAR.
